/*
 * Copyright (c) 2005-2010 Brocade Communications Systems, Inc.
 * All rights reserved
 * www.brocade.com
 *
 * Linux driver for Brocade Fibre Channel Host Bus Adapter.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License (GPL) Version 2 as
 * published by the Free Software Foundation
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 */

#ifndef __BFA_DEFS_SVC_H__
#define __BFA_DEFS_SVC_H__

#include "bfa_defs.h"
#include "bfa_fc.h"
#include "bfi.h"

#define BFA_IOCFC_INTR_DELAY	1125
#define BFA_IOCFC_INTR_LATENCY	225
#define BFA_IOCFCOE_INTR_DELAY	25
#define BFA_IOCFCOE_INTR_LATENCY 5

/*
 * Interrupt coalescing configuration.
 */
#pragma pack(1)
struct bfa_iocfc_intr_attr_s {
	u8		coalesce;	/*  enable/disable coalescing */
	u8		rsvd[3];
	u16	latency;	/*  latency in microseconds   */
	u16	delay;		/*  delay in microseconds     */
};

/*
 * IOC firmware configuraton
 */
struct bfa_iocfc_fwcfg_s {
	u16        num_fabrics;	/*  number of fabrics		*/
	u16        num_lports;	/*  number of local lports	*/
	u16        num_rports;	/*  number of remote ports	*/
	u16        num_ioim_reqs;	/*  number of IO reqs		*/
	u16        num_tskim_reqs;	/*  task management requests	*/
	u16        num_iotm_reqs;	/*  number of TM IO reqs	*/
	u16        num_tsktm_reqs;	/*  TM task management requests*/
	u16        num_fcxp_reqs;	/*  unassisted FC exchanges	*/
	u16        num_uf_bufs;	/*  unsolicited recv buffers	*/
	u8		num_cqs;
	u8		fw_tick_res;	/*  FW clock resolution in ms */
	u8		rsvd[4];
};
#pragma pack()

struct bfa_iocfc_drvcfg_s {
	u16        num_reqq_elems;	/*  number of req queue elements */
	u16        num_rspq_elems;	/*  number of rsp queue elements */
	u16        num_sgpgs;	/*  number of total SG pages	  */
	u16        num_sboot_tgts;	/*  number of SAN boot targets	  */
	u16        num_sboot_luns;	/*  number of SAN boot luns	  */
	u16	    ioc_recover;	/*  IOC recovery mode		  */
	u16	    min_cfg;	/*  minimum configuration	  */
	u16        path_tov;	/*  device path timeout	  */
	bfa_boolean_t   delay_comp; /*  delay completion of
							failed inflight IOs */
	u32		rsvd;
};

/*
 * IOC configuration
 */
struct bfa_iocfc_cfg_s {
	struct bfa_iocfc_fwcfg_s	fwcfg;	/*  firmware side config */
	struct bfa_iocfc_drvcfg_s	drvcfg;	/*  driver side config	  */
};

/*
 * IOC firmware IO stats
 */
struct bfa_fw_io_stats_s {
	u32	host_abort;		/*  IO aborted by host driver*/
	u32	host_cleanup;		/*  IO clean up by host driver */

	u32	fw_io_timeout;		/*  IOs timedout */
	u32	fw_frm_parse;		/*  frame parsed by f/w */
	u32	fw_frm_data;		/*  fcp_data frame parsed by f/w */
	u32	fw_frm_rsp;		/*  fcp_rsp frame parsed by f/w */
	u32	fw_frm_xfer_rdy;	/*  xfer_rdy frame parsed by f/w */
	u32	fw_frm_bls_acc;		/*  BLS ACC  frame parsed by f/w */
	u32	fw_frm_tgt_abort;	/*  target ABTS parsed by f/w */
	u32	fw_frm_unknown;		/*  unknown parsed by f/w */
	u32	fw_data_dma;		/*  f/w DMA'ed the data frame */
	u32	fw_frm_drop;		/*  f/w drop the frame */

	u32	rec_timeout;		/*  FW rec timed out */
	u32	error_rec;			/*  FW sending rec on
							* an error condition*/
	u32	wait_for_si;		/*  FW wait for SI */
	u32	rec_rsp_inval;		/*  REC rsp invalid */
	u32	seqr_io_abort;		/*  target does not know cmd so abort */
	u32	seqr_io_retry;		/*  SEQR failed so retry IO */

	u32	itn_cisc_upd_rsp;	/*  ITN cisc updated on fcp_rsp */
	u32	itn_cisc_upd_data;	/*  ITN cisc updated on fcp_data */
	u32	itn_cisc_upd_xfer_rdy;	/*  ITN cisc updated on fcp_data */

	u32	fcp_data_lost;		/*  fcp data lost */

	u32	ro_set_in_xfer_rdy;	/*  Target set RO in Xfer_rdy frame */
	u32	xfer_rdy_ooo_err;	/*  Out of order Xfer_rdy received */
	u32	xfer_rdy_unknown_err;	/*  unknown error in xfer_rdy frame */

	u32	io_abort_timeout;	/*  ABTS timedout  */
	u32	sler_initiated;		/*  SLER initiated */

	u32	unexp_fcp_rsp;		/*  fcp response in wrong state */

	u32	fcp_rsp_under_run;	/*  fcp rsp IO underrun */
	u32        fcp_rsp_under_run_wr;   /*  fcp rsp IO underrun for write */
	u32	fcp_rsp_under_run_err;	/*  fcp rsp IO underrun error */
	u32        fcp_rsp_resid_inval;    /*  invalid residue */
	u32	fcp_rsp_over_run;	/*  fcp rsp IO overrun */
	u32	fcp_rsp_over_run_err;	/*  fcp rsp IO overrun error */
	u32	fcp_rsp_proto_err;	/*  protocol error in fcp rsp */
	u32	fcp_rsp_sense_err;	/*  error in sense info in fcp rsp */
	u32	fcp_conf_req;		/*  FCP conf requested */

	u32	tgt_aborted_io;		/*  target initiated abort */

	u32	ioh_edtov_timeout_event;/*  IOH edtov timer popped */
	u32	ioh_fcp_rsp_excp_event;	/*  IOH FCP_RSP exception */
	u32	ioh_fcp_conf_event;	/*  IOH FCP_CONF */
	u32	ioh_mult_frm_rsp_event;	/*  IOH multi_frame FCP_RSP */
	u32	ioh_hit_class2_event;	/*  IOH hit class2 */
	u32	ioh_miss_other_event;	/*  IOH miss other */
	u32	ioh_seq_cnt_err_event;	/*  IOH seq cnt error */
	u32	ioh_len_err_event;		/*  IOH len error - fcp_dl !=
							* bytes xfered */
	u32	ioh_seq_len_err_event;	/*  IOH seq len error */
	u32	ioh_data_oor_event;	/*  Data out of range */
	u32	ioh_ro_ooo_event;	/*  Relative offset out of range */
	u32	ioh_cpu_owned_event;	/*  IOH hit -iost owned by f/w */
	u32	ioh_unexp_frame_event;	/*  unexpected frame recieved
						 *   count */
	u32	ioh_err_int;		/*  IOH error int during data-phase
						 *   for scsi write
						 */
};

/*
 * IOC port firmware stats
 */

struct bfa_fw_port_fpg_stats_s {
    u32    intr_evt;
    u32    intr;
    u32    intr_excess;
    u32    intr_cause0;
    u32    intr_other;
    u32    intr_other_ign;
    u32    sig_lost;
    u32    sig_regained;
    u32    sync_lost;
    u32    sync_to;
    u32    sync_regained;
    u32    div2_overflow;
    u32    div2_underflow;
    u32    efifo_overflow;
    u32    efifo_underflow;
    u32    idle_rx;
    u32    lrr_rx;
    u32    lr_rx;
    u32    ols_rx;
    u32    nos_rx;
    u32    lip_rx;
    u32    arbf0_rx;
    u32    arb_rx;
    u32    mrk_rx;
    u32    const_mrk_rx;
    u32    prim_unknown;
};


struct bfa_fw_port_lksm_stats_s {
    u32    hwsm_success;       /*  hwsm state machine success          */
    u32    hwsm_fails;         /*  hwsm fails                          */
    u32    hwsm_wdtov;         /*  hwsm timed out                      */
    u32    swsm_success;       /*  swsm success                        */
    u32    swsm_fails;         /*  swsm fails                          */
    u32    swsm_wdtov;         /*  swsm timed out                      */
    u32    busybufs;           /*  link init failed due to busybuf     */
    u32    buf_waits;          /*  bufwait state entries               */
    u32    link_fails;         /*  link failures                       */
    u32    psp_errors;         /*  primitive sequence protocol errors  */
    u32    lr_unexp;           /*  No. of times LR rx-ed unexpectedly  */
    u32    lrr_unexp;          /*  No. of times LRR rx-ed unexpectedly */
    u32    lr_tx;              /*  No. of times LR tx started          */
    u32    lrr_tx;             /*  No. of times LRR tx started         */
    u32    ols_tx;             /*  No. of times OLS tx started         */
    u32    nos_tx;             /*  No. of times NOS tx started         */
    u32    hwsm_lrr_rx;        /*  No. of times LRR rx-ed by HWSM      */
    u32    hwsm_lr_rx;         /*  No. of times LR rx-ed by HWSM      */
};

struct bfa_fw_port_snsm_stats_s {
    u32    hwsm_success;       /*  Successful hwsm terminations        */
    u32    hwsm_fails;         /*  hwsm fail count                     */
    u32    hwsm_wdtov;         /*  hwsm timed out                      */
    u32    swsm_success;       /*  swsm success                        */
    u32    swsm_wdtov;         /*  swsm timed out                      */
    u32    error_resets;       /*  error resets initiated by upsm      */
    u32    sync_lost;          /*  Sync loss count                     */
    u32    sig_lost;           /*  Signal loss count                   */
};

struct bfa_fw_port_physm_stats_s {
    u32    module_inserts;     /*  Module insert count                 */
    u32    module_xtracts;     /*  Module extracts count               */
    u32    module_invalids;    /*  Invalid module inserted count       */
    u32    module_read_ign;    /*  Module validation status ignored    */
    u32    laser_faults;       /*  Laser fault count                   */
    u32    rsvd;
};

struct bfa_fw_fip_stats_s {
    u32    vlan_req;           /*  vlan discovery requests             */
    u32    vlan_notify;        /*  vlan notifications                  */
    u32    vlan_err;           /*  vlan response error                 */
    u32    vlan_timeouts;      /*  vlan disvoery timeouts              */
    u32    vlan_invalids;      /*  invalid vlan in discovery advert.   */
    u32    disc_req;           /*  Discovery solicit requests          */
    u32    disc_rsp;           /*  Discovery solicit response          */
    u32    disc_err;           /*  Discovery advt. parse errors        */
    u32    disc_unsol;         /*  Discovery unsolicited               */
    u32    disc_timeouts;      /*  Discovery timeouts                  */
    u32    disc_fcf_unavail;   /*  Discovery FCF Not Avail.            */
    u32    linksvc_unsupp;     /*  Unsupported link service req        */
    u32    linksvc_err;        /*  Parse error in link service req     */
    u32    logo_req;           /*  FIP logos received                  */
    u32    clrvlink_req;       /*  Clear virtual link req              */
    u32    op_unsupp;          /*  Unsupported FIP operation           */
    u32    untagged;           /*  Untagged frames (ignored)           */
    u32    invalid_version;    /*  Invalid FIP version                 */
};

struct bfa_fw_lps_stats_s {
    u32    mac_invalids;       /*  Invalid mac assigned                */
    u32    rsvd;
};

struct bfa_fw_fcoe_stats_s {
    u32    cee_linkups;        /*  CEE link up count                   */
    u32    cee_linkdns;        /*  CEE link down count                 */
    u32    fip_linkups;        /*  FIP link up count                   */
    u32    fip_linkdns;        /*  FIP link up count                   */
    u32    fip_fails;          /*  FIP fail count                      */
    u32    mac_invalids;       /*  Invalid mac assigned                */
};

/*
 * IOC firmware FCoE port stats
 */
struct bfa_fw_fcoe_port_stats_s {
    struct bfa_fw_fcoe_stats_s  fcoe_stats;
    struct bfa_fw_fip_stats_s   fip_stats;
};

/*
 * IOC firmware FC uport stats
 */
struct bfa_fw_fc_uport_stats_s {
	struct bfa_fw_port_snsm_stats_s		snsm_stats;
	struct bfa_fw_port_lksm_stats_s		lksm_stats;
};

/*
 * IOC firmware FC port stats
 */
union bfa_fw_fc_port_stats_s {
	struct bfa_fw_fc_uport_stats_s	fc_stats;
	struct bfa_fw_fcoe_port_stats_s	fcoe_stats;
};

/*
 * IOC firmware port stats
 */
struct bfa_fw_port_stats_s {
	struct bfa_fw_port_fpg_stats_s		fpg_stats;
	struct bfa_fw_port_physm_stats_s	physm_stats;
	union  bfa_fw_fc_port_stats_s		fc_port;
};

/*
 * fcxchg module statistics
 */
struct bfa_fw_fcxchg_stats_s {
	u32	ua_tag_inv;
	u32	ua_state_inv;
};

struct bfa_fw_lpsm_stats_s {
	u32	cls_rx;
	u32	cls_tx;
};

/*
 *  Trunk statistics
 */
struct bfa_fw_trunk_stats_s {
	u32 emt_recvd;		/*  Trunk EMT received		*/
	u32 emt_accepted;		/*  Trunk EMT Accepted		*/
	u32 emt_rejected;		/*  Trunk EMT rejected		*/
	u32 etp_recvd;		/*  Trunk ETP received		*/
	u32 etp_accepted;		/*  Trunk ETP Accepted		*/
	u32 etp_rejected;		/*  Trunk ETP rejected		*/
	u32 lr_recvd;		/*  Trunk LR received		*/
	u32 rsvd;			/*  padding for 64 bit alignment */
};

struct bfa_fw_advsm_stats_s {
	u32 flogi_sent;		/*  Flogi sent			*/
	u32 flogi_acc_recvd;	/*  Flogi Acc received		*/
	u32 flogi_rjt_recvd;	/*  Flogi rejects received	*/
	u32 flogi_retries;		/*  Flogi retries		*/

	u32 elp_recvd;		/*  ELP received		*/
	u32 elp_accepted;		/*  ELP Accepted		*/
	u32 elp_rejected;		/*  ELP rejected		*/
	u32 elp_dropped;		/*  ELP dropped		*/
};

/*
 * IOCFC firmware stats
 */
struct bfa_fw_iocfc_stats_s {
	u32	cfg_reqs;	/*  cfg request */
	u32	updq_reqs;	/*  update queue request */
	u32	ic_reqs;	/*  interrupt coalesce reqs */
	u32	unknown_reqs;
	u32	set_intr_reqs;	/*  set interrupt reqs */
};

/*
 * IOC attributes returned in queries
 */
struct bfa_iocfc_attr_s {
	struct bfa_iocfc_cfg_s		config;		/*  IOCFC config   */
	struct bfa_iocfc_intr_attr_s	intr_attr;	/*  interrupt attr */
};

/*
 * Eth_sndrcv mod stats
 */
struct bfa_fw_eth_sndrcv_stats_s {
	u32	crc_err;
	u32	rsvd;		/*  64bit align    */
};

/*
 * CT MAC mod stats
 */
struct bfa_fw_mac_mod_stats_s {
	u32	mac_on;		/*  MAC got turned-on */
	u32	link_up;	/*  link-up */
	u32	signal_off;	/*  lost signal */
	u32	dfe_on;		/*  DFE on */
	u32	mac_reset;	/*  # of MAC reset to bring lnk up */
	u32	pcs_reset;	/*  # of PCS reset to bring lnk up */
	u32	loopback;	/*  MAC got into serdes loopback */
	u32	lb_mac_reset;
			/*  # of MAC reset to bring link up in loopback */
	u32	lb_pcs_reset;
			/*  # of PCS reset to bring link up in loopback */
	u32	rsvd;		/*  64bit align    */
};

/*
 * CT MOD stats
 */
struct bfa_fw_ct_mod_stats_s {
	u32	rxa_rds_undrun;	/*  RxA RDS underrun */
	u32	rad_bpc_ovfl;	/*  RAD BPC overflow */
	u32	rad_rlb_bpc_ovfl; /*  RAD RLB BPC overflow */
	u32	bpc_fcs_err;	/*  BPC FCS_ERR */
	u32	txa_tso_hdr;	/*  TxA TSO header too long */
	u32	rsvd;		/*  64bit align    */
};

/*
 * IOC firmware stats
 */
struct bfa_fw_stats_s {
	struct bfa_fw_ioc_stats_s	ioc_stats;
	struct bfa_fw_iocfc_stats_s	iocfc_stats;
	struct bfa_fw_io_stats_s	io_stats;
	struct bfa_fw_port_stats_s	port_stats;
	struct bfa_fw_fcxchg_stats_s	fcxchg_stats;
	struct bfa_fw_lpsm_stats_s	lpsm_stats;
	struct bfa_fw_lps_stats_s	lps_stats;
	struct bfa_fw_trunk_stats_s	trunk_stats;
	struct bfa_fw_advsm_stats_s	advsm_stats;
	struct bfa_fw_mac_mod_stats_s	macmod_stats;
	struct bfa_fw_ct_mod_stats_s	ctmod_stats;
	struct bfa_fw_eth_sndrcv_stats_s	ethsndrcv_stats;
};

#define BFA_IOCFC_PATHTOV_MAX	60
#define BFA_IOCFC_QDEPTH_MAX	2000

/*
 * QoS states
 */
enum bfa_qos_state {
	BFA_QOS_ONLINE = 1,		/*  QoS is online */
	BFA_QOS_OFFLINE = 2,		/*  QoS is offline */
};

/*
 * QoS  Priority levels.
 */
enum bfa_qos_priority {
	BFA_QOS_UNKNOWN = 0,
	BFA_QOS_HIGH  = 1,	/*  QoS Priority Level High */
	BFA_QOS_MED  =  2,	/*  QoS Priority Level Medium */
	BFA_QOS_LOW  =  3,	/*  QoS Priority Level Low */
};

/*
 * QoS  bandwidth allocation for each priority level
 */
enum bfa_qos_bw_alloc {
	BFA_QOS_BW_HIGH  = 60,	/*  bandwidth allocation for High */
	BFA_QOS_BW_MED  =  30,	/*  bandwidth allocation for Medium */
	BFA_QOS_BW_LOW  =  10,	/*  bandwidth allocation for Low */
};
#pragma pack(1)
/*
 * QoS attribute returned in QoS Query
 */
struct bfa_qos_attr_s {
	u8		state;		/*  QoS current state */
	u8		rsvd[3];
	u32  total_bb_cr;		/*  Total BB Credits */
};

/*
 * These fields should be displayed only from the CLI.
 * There will be a separate BFAL API (get_qos_vc_attr ?)
 * to retrieve this.
 *
 */
#define  BFA_QOS_MAX_VC  16

struct bfa_qos_vc_info_s {
	u8 vc_credit;
	u8 borrow_credit;
	u8 priority;
	u8 resvd;
};

struct bfa_qos_vc_attr_s {
	u16  total_vc_count;                    /*  Total VC Count */
	u16  shared_credit;
	u32  elp_opmode_flags;
	struct bfa_qos_vc_info_s vc_info[BFA_QOS_MAX_VC];  /*   as many as
							    * total_vc_count */
};

/*
 * QoS statistics
 */
struct bfa_qos_stats_s {
	u32	flogi_sent;		/*  QoS Flogi sent */
	u32	flogi_acc_recvd;	/*  QoS Flogi Acc received */
	u32	flogi_rjt_recvd; /*  QoS Flogi rejects received */
	u32	flogi_retries;		/*  QoS Flogi retries */

	u32	elp_recvd;		/*  QoS ELP received */
	u32	elp_accepted;		/*  QoS ELP Accepted */
	u32	elp_rejected;       /*  QoS ELP rejected */
	u32	elp_dropped;        /*  QoS ELP dropped  */

	u32	qos_rscn_recvd;     /*  QoS RSCN received */
	u32	rsvd;		    /* padding for 64 bit alignment */
};

/*
 * FCoE statistics
 */
struct bfa_fcoe_stats_s {
	u64	secs_reset;	/*  Seconds since stats reset	     */
	u64	cee_linkups;	/*  CEE link up		     */
	u64	cee_linkdns;	/*  CEE link down		     */
	u64	fip_linkups;	/*  FIP link up		     */
	u64	fip_linkdns;	/*  FIP link down		     */
	u64	fip_fails;	/*  FIP failures		     */
	u64	mac_invalids;	/*  Invalid mac assignments	     */
	u64	vlan_req;	/*  Vlan requests		     */
	u64	vlan_notify;	/*  Vlan notifications		     */
	u64	vlan_err;	/*  Vlan notification errors	     */
	u64	vlan_timeouts;	/*  Vlan request timeouts	     */
	u64	vlan_invalids;	/*  Vlan invalids		     */
	u64	disc_req;	/*  Discovery requests		     */
	u64	disc_rsp;	/*  Discovery responses	     */
	u64	disc_err;	/*  Discovery error frames	     */
	u64	disc_unsol;	/*  Discovery unsolicited	     */
	u64	disc_timeouts;	/*  Discovery timeouts		     */
	u64	disc_fcf_unavail; /*  Discovery FCF not avail	     */
	u64	linksvc_unsupp;	/*  FIP link service req unsupp.    */
	u64	linksvc_err;	/*  FIP link service req errors     */
	u64	logo_req;	/*  FIP logos received		     */
	u64	clrvlink_req;	/*  Clear virtual link requests     */
	u64	op_unsupp;	/*  FIP operation unsupp.	     */
	u64	untagged;	/*  FIP untagged frames	     */
	u64	txf_ucast;	/*  Tx FCoE unicast frames	     */
	u64	txf_ucast_vlan;	/*  Tx FCoE unicast vlan frames     */
	u64	txf_ucast_octets; /*  Tx FCoE unicast octets	     */
	u64	txf_mcast;	/*  Tx FCoE multicast frames	     */
	u64	txf_mcast_vlan;	/*  Tx FCoE multicast vlan frames   */
	u64	txf_mcast_octets; /*  Tx FCoE multicast octets	     */
	u64	txf_bcast;	/*  Tx FCoE broadcast frames	     */
	u64	txf_bcast_vlan;	/*  Tx FCoE broadcast vlan frames   */
	u64	txf_bcast_octets; /*  Tx FCoE broadcast octets	     */
	u64	txf_timeout;	/*  Tx timeouts		     */
	u64	txf_parity_errors; /*  Transmit parity err	     */
	u64	txf_fid_parity_errors; /*  Transmit FID parity err  */
	u64	rxf_ucast_octets; /*  Rx FCoE unicast octets	     */
	u64	rxf_ucast;	/*  Rx FCoE unicast frames	     */
	u64	rxf_ucast_vlan;	/*  Rx FCoE unicast vlan frames     */
	u64	rxf_mcast_octets; /*  Rx FCoE multicast octets	     */
	u64	rxf_mcast;	/*  Rx FCoE multicast frames	     */
	u64	rxf_mcast_vlan;	/*  Rx FCoE multicast vlan frames   */
	u64	rxf_bcast_octets; /*  Rx FCoE broadcast octets	     */
	u64	rxf_bcast;	/*  Rx FCoE broadcast frames	     */
	u64	rxf_bcast_vlan;	/*  Rx FCoE broadcast vlan frames   */
};

/*
 * QoS or FCoE stats (fcport stats excluding physical FC port stats)
 */
union bfa_fcport_stats_u {
	struct bfa_qos_stats_s	fcqos;
	struct bfa_fcoe_stats_s	fcoe;
};
#pragma pack()

struct bfa_fcpim_del_itn_stats_s {
	u32	del_itn_iocomp_aborted;	   /* Aborted IO requests	      */
	u32	del_itn_iocomp_timedout;   /* IO timeouts		      */
	u32	del_itn_iocom_sqer_needed; /* IO retry for SQ error recovery  */
	u32	del_itn_iocom_res_free;    /* Delayed freeing of IO resources */
	u32	del_itn_iocom_hostabrts;   /* Host IO abort requests	      */
	u32	del_itn_total_ios;	   /* Total IO count		      */
	u32	del_io_iocdowns;	   /* IO cleaned-up due to IOC down   */
	u32	del_tm_iocdowns;	   /* TM cleaned-up due to IOC down   */
};

struct bfa_itnim_iostats_s {

	u32	total_ios;		/*  Total IO Requests		*/
	u32	input_reqs;		/*  Data in-bound requests	*/
	u32	output_reqs;		/*  Data out-bound requests	*/
	u32	io_comps;		/*  Total IO Completions	*/
	u32	wr_throughput;		/*  Write data transfered in bytes */
	u32	rd_throughput;		/*  Read data transfered in bytes  */

	u32	iocomp_ok;		/*  Slowpath IO completions	*/
	u32	iocomp_underrun;	/*  IO underrun		*/
	u32	iocomp_overrun;		/*  IO overrun			*/
	u32	qwait;			/*  IO Request-Q wait		*/
	u32	qresumes;		/*  IO Request-Q wait done	*/
	u32	no_iotags;		/*  No free IO tag		*/
	u32	iocomp_timedout;	/*  IO timeouts		*/
	u32	iocom_nexus_abort;	/*  IO failure due to target offline */
	u32	iocom_proto_err;	/*  IO protocol errors		*/
	u32	iocom_dif_err;		/*  IO SBC-3 protection errors	*/

	u32	iocom_sqer_needed;	/*  fcp-2 error recovery failed	*/
	u32	iocom_res_free;		/*  Delayed freeing of IO tag	*/


	u32	io_aborts;		/*  Host IO abort requests	*/
	u32	iocom_hostabrts;	/*  Host IO abort completions	*/
	u32	io_cleanups;		/*  IO clean-up requests	*/
	u32	path_tov_expired;	/*  IO path tov expired	*/
	u32	iocomp_aborted;		/*  IO abort completions	*/
	u32	io_iocdowns;		/*  IO cleaned-up due to IOC down */
	u32	iocom_utags;		/*  IO comp with unknown tags	*/

	u32	io_tmaborts;		/*  Abort request due to TM command */
	u32	tm_io_comps;		/* Abort completion due to TM command */

	u32	creates;		/*  IT Nexus create requests	*/
	u32	fw_create;		/*  IT Nexus FW create requests	*/
	u32	create_comps;		/*  IT Nexus FW create completions */
	u32	onlines;		/*  IT Nexus onlines		*/
	u32	offlines;		/*  IT Nexus offlines		*/
	u32	fw_delete;		/*  IT Nexus FW delete requests	*/
	u32	delete_comps;		/*  IT Nexus FW delete completions */
	u32	deletes;		/*  IT Nexus delete requests	   */
	u32	sler_events;		/*  SLER events		*/
	u32	ioc_disabled;		/*  Num IOC disables		*/
	u32	cleanup_comps;		/*  IT Nexus cleanup completions    */

	u32	tm_cmnds;		/*  TM Requests		*/
	u32	tm_fw_rsps;		/*  TM Completions		*/
	u32	tm_success;		/*  TM initiated IO cleanup success */
	u32	tm_failures;		/*  TM initiated IO cleanup failure */
	u32	no_tskims;		/*  No free TM tag		*/
	u32	tm_qwait;		/*  TM Request-Q wait		*/
	u32	tm_qresumes;		/*  TM Request-Q wait done	*/

	u32	tm_iocdowns;		/*  TM cleaned-up due to IOC down   */
	u32	tm_cleanups;		/*  TM cleanup requests	*/
	u32	tm_cleanup_comps;	/*  TM cleanup completions	*/
};

/* Modify char* port_stt[] in bfal_port.c if a new state was added */
enum bfa_port_states {
	BFA_PORT_ST_UNINIT		= 1,
	BFA_PORT_ST_ENABLING_QWAIT	= 2,
	BFA_PORT_ST_ENABLING		= 3,
	BFA_PORT_ST_LINKDOWN		= 4,
	BFA_PORT_ST_LINKUP		= 5,
	BFA_PORT_ST_DISABLING_QWAIT	= 6,
	BFA_PORT_ST_DISABLING		= 7,
	BFA_PORT_ST_DISABLED		= 8,
	BFA_PORT_ST_STOPPED		= 9,
	BFA_PORT_ST_IOCDOWN		= 10,
	BFA_PORT_ST_IOCDIS		= 11,
	BFA_PORT_ST_FWMISMATCH		= 12,
	BFA_PORT_ST_PREBOOT_DISABLED	= 13,
	BFA_PORT_ST_TOGGLING_QWAIT	= 14,
	BFA_PORT_ST_MAX_STATE,
};

/*
 *	Port operational type (in sync with SNIA port type).
 */
enum bfa_port_type {
	BFA_PORT_TYPE_UNKNOWN	= 1,	/*  port type is unknown */
	BFA_PORT_TYPE_NPORT	= 5,	/*  P2P with switched fabric */
	BFA_PORT_TYPE_NLPORT	= 6,	/*  public loop */
	BFA_PORT_TYPE_LPORT	= 20,	/*  private loop */
	BFA_PORT_TYPE_P2P	= 21,	/*  P2P with no switched fabric */
	BFA_PORT_TYPE_VPORT	= 22,	/*  NPIV - virtual port */
};

/*
 *	Port topology setting. A port's topology and fabric login status
 *	determine its operational type.
 */
enum bfa_port_topology {
	BFA_PORT_TOPOLOGY_NONE = 0,	/*  No valid topology */
	BFA_PORT_TOPOLOGY_P2P  = 1,	/*  P2P only */
	BFA_PORT_TOPOLOGY_LOOP = 2,	/*  LOOP topology */
	BFA_PORT_TOPOLOGY_AUTO = 3,	/*  auto topology selection */
};

/*
 *	Physical port loopback types.
 */
enum bfa_port_opmode {
	BFA_PORT_OPMODE_NORMAL   = 0x00, /*  normal non-loopback mode */
	BFA_PORT_OPMODE_LB_INT   = 0x01, /*  internal loop back */
	BFA_PORT_OPMODE_LB_SLW   = 0x02, /*  serial link wrapback (serdes) */
	BFA_PORT_OPMODE_LB_EXT   = 0x04, /*  external loop back (serdes) */
	BFA_PORT_OPMODE_LB_CBL   = 0x08, /*  cabled loop back */
	BFA_PORT_OPMODE_LB_NLINT = 0x20, /*  NL_Port internal loopback */
};

#define BFA_PORT_OPMODE_LB_HARD(_mode)			\
	((_mode == BFA_PORT_OPMODE_LB_INT) ||		\
	(_mode == BFA_PORT_OPMODE_LB_SLW) ||		\
	(_mode == BFA_PORT_OPMODE_LB_EXT))

/*
 *	Port link state
 */
enum bfa_port_linkstate {
	BFA_PORT_LINKUP		= 1,	/*  Physical port/Trunk link up */
	BFA_PORT_LINKDOWN	= 2,	/*  Physical port/Trunk link down */
};

/*
 *	Port link state reason code
 */
enum bfa_port_linkstate_rsn {
	BFA_PORT_LINKSTATE_RSN_NONE		= 0,
	BFA_PORT_LINKSTATE_RSN_DISABLED		= 1,
	BFA_PORT_LINKSTATE_RSN_RX_NOS		= 2,
	BFA_PORT_LINKSTATE_RSN_RX_OLS		= 3,
	BFA_PORT_LINKSTATE_RSN_RX_LIP		= 4,
	BFA_PORT_LINKSTATE_RSN_RX_LIPF7		= 5,
	BFA_PORT_LINKSTATE_RSN_SFP_REMOVED	= 6,
	BFA_PORT_LINKSTATE_RSN_PORT_FAULT	= 7,
	BFA_PORT_LINKSTATE_RSN_RX_LOS		= 8,
	BFA_PORT_LINKSTATE_RSN_LOCAL_FAULT	= 9,
	BFA_PORT_LINKSTATE_RSN_REMOTE_FAULT	= 10,
	BFA_PORT_LINKSTATE_RSN_TIMEOUT		= 11,


	/* CEE related reason codes/errors */
	CEE_LLDP_INFO_AGED_OUT			= 20,
	CEE_LLDP_SHUTDOWN_TLV_RCVD		= 21,
	CEE_PEER_NOT_ADVERTISE_DCBX		= 22,
	CEE_PEER_NOT_ADVERTISE_PG		= 23,
	CEE_PEER_NOT_ADVERTISE_PFC		= 24,
	CEE_PEER_NOT_ADVERTISE_FCOE		= 25,
	CEE_PG_NOT_COMPATIBLE			= 26,
	CEE_PFC_NOT_COMPATIBLE			= 27,
	CEE_FCOE_NOT_COMPATIBLE			= 28,
	CEE_BAD_PG_RCVD				= 29,
	CEE_BAD_BW_RCVD				= 30,
	CEE_BAD_PFC_RCVD			= 31,
	CEE_BAD_APP_PRI_RCVD			= 32,
	CEE_FCOE_PRI_PFC_OFF			= 33,
	CEE_DUP_CONTROL_TLV_RCVD		= 34,
	CEE_DUP_FEAT_TLV_RCVD			= 35,
	CEE_APPLY_NEW_CFG			= 36, /* reason, not error */
	CEE_PROTOCOL_INIT			= 37, /* reason, not error */
	CEE_PHY_LINK_DOWN			= 38,
	CEE_LLS_FCOE_ABSENT			= 39,
	CEE_LLS_FCOE_DOWN			= 40,
	CEE_ISCSI_NOT_COMPATIBLE		= 41,
	CEE_ISCSI_PRI_PFC_OFF			= 42,
	CEE_ISCSI_PRI_OVERLAP_FCOE_PRI		= 43
};
#pragma pack(1)
/*
 *      Physical port configuration
 */
struct bfa_port_cfg_s {
	u8	 topology;	/*  bfa_port_topology		*/
	u8	 speed;		/*  enum bfa_port_speed	*/
	u8	 trunked;	/*  trunked or not		*/
	u8	 qos_enabled;	/*  qos enabled or not		*/
	u8	 cfg_hardalpa;	/*  is hard alpa configured	*/
	u8	 hardalpa;	/*  configured hard alpa	*/
	u16 maxfrsize;	/*  maximum frame size		*/
	u8	 rx_bbcredit;	/*  receive buffer credits	*/
	u8	 tx_bbcredit;	/*  transmit buffer credits	*/
	u8	 ratelimit;	/*  ratelimit enabled or not	*/
	u8	 trl_def_speed;	/*  ratelimit default speed	*/
	u16 path_tov;	/*  device path timeout	*/
	u16 q_depth;	/*  SCSI Queue depth		*/
};
#pragma pack()

/*
 *	Port attribute values.
 */
struct bfa_port_attr_s {
	/*
	 * Static fields
	 */
	wwn_t	   nwwn;		/*  node wwn */
	wwn_t	   pwwn;		/*  port wwn */
	wwn_t	   factorynwwn;	/*  factory node wwn */
	wwn_t	   factorypwwn;	/*  factory port wwn */
	enum fc_cos	cos_supported;	/*  supported class of services */
	u32	rsvd;
	struct fc_symname_s	port_symname;	/*  port symbolic name */
	enum bfa_port_speed speed_supported; /*  supported speeds */
	bfa_boolean_t   pbind_enabled;

	/*
	 * Configured values
	 */
	struct bfa_port_cfg_s pport_cfg;	/*  pport cfg */

	/*
	 * Dynamic field - info from BFA
	 */
	enum bfa_port_states	port_state;	/*  current port state */
	enum bfa_port_speed	speed;		/*  current speed */
	enum bfa_port_topology	topology;	/*  current topology */
	bfa_boolean_t		beacon;		/*  current beacon status */
	bfa_boolean_t		link_e2e_beacon; /*  link beacon is on */
	bfa_boolean_t		plog_enabled;	/*  portlog is enabled */

	/*
	 * Dynamic field - info from FCS
	 */
	u32		pid;		/*  port ID */
	enum bfa_port_type	port_type;	/*  current topology */
	u32		loopback;	/*  external loopback */
	u32		authfail;	/*  auth fail state */
	bfa_boolean_t		io_profile;	/*  get it from fcpim mod */
	u8			pad[4];		/*  for 64-bit alignement */

	/* FCoE specific  */
	u16		fcoe_vlan;
	u8			rsvd1[6];
};

/*
 *	      Port FCP mappings.
 */
struct bfa_port_fcpmap_s {
	char		osdevname[256];
	u32	bus;
	u32	target;
	u32	oslun;
	u32	fcid;
	wwn_t	   nwwn;
	wwn_t	   pwwn;
	u64	fcplun;
	char		luid[256];
};

/*
 *	      Port RNID info.
 */
struct bfa_port_rnid_s {
	wwn_t	     wwn;
	u32	  unittype;
	u32	  portid;
	u32	  attached_nodes_num;
	u16	  ip_version;
	u16	  udp_port;
	u8	   ipaddr[16];
	u16	  rsvd;
	u16	  topologydiscoveryflags;
};

#pragma pack(1)
struct bfa_fcport_fcf_s {
	wwn_t	   name;	   /*  FCF name		 */
	wwn_t	   fabric_name;    /*  Fabric Name	      */
	u8		fipenabled;	/*  FIP enabled or not */
	u8		fipfailed;	/*  FIP failed or not	*/
	u8		resv[2];
	u8	 pri;	    /*  FCF priority	     */
	u8	 version;	/*  FIP version used	 */
	u8	 available;      /*  Available  for  login    */
	u8	 fka_disabled;   /*  FKA is disabled	  */
	u8	 maxsz_verified; /*  FCoE max size verified   */
	u8	 fc_map[3];      /*  FC map		   */
	u16	vlan;	   /*  FCoE vlan tag/priority   */
	u32	fka_adv_per;    /*  FIP  ka advert. period   */
	mac_t	   mac;	    /*  FCF mac		  */
};

/*
 *	Trunk states for BCU/BFAL
 */
enum bfa_trunk_state {
	BFA_TRUNK_DISABLED	= 0,	/*  Trunk is not configured	*/
	BFA_TRUNK_ONLINE	= 1,	/*  Trunk is online		*/
	BFA_TRUNK_OFFLINE	= 2,	/*  Trunk is offline		*/
};

/*
 *	VC attributes for trunked link
 */
struct bfa_trunk_vc_attr_s {
	u32 bb_credit;
	u32 elp_opmode_flags;
	u32 req_credit;
	u16 vc_credits[8];
};

/*
 *	Link state information
 */
struct bfa_port_link_s {
	u8	 linkstate;	/*  Link state bfa_port_linkstate */
	u8	 linkstate_rsn;	/*  bfa_port_linkstate_rsn_t */
	u8	 topology;	/*  P2P/LOOP bfa_port_topology */
	u8	 speed;		/*  Link speed (1/2/4/8 G) */
	u32	linkstate_opt;  /*  Linkstate optional data (debug) */
	u8	 trunked;	/*  Trunked or not (1 or 0) */
	u8	 resvd[3];
	struct bfa_qos_attr_s  qos_attr;   /* QoS Attributes */
	union {
		struct bfa_qos_vc_attr_s qos_vc_attr;  /*  VC info from ELP */
		struct bfa_trunk_vc_attr_s trunk_vc_attr;
		struct bfa_fcport_fcf_s fcf; /*  FCF information (for FCoE) */
	} vc_fcf;
};
#pragma pack()

enum bfa_trunk_link_fctl {
	BFA_TRUNK_LINK_FCTL_NORMAL,
	BFA_TRUNK_LINK_FCTL_VC,
	BFA_TRUNK_LINK_FCTL_VC_QOS,
};

enum bfa_trunk_link_state {
	BFA_TRUNK_LINK_STATE_UP = 1,		/* link part of trunk */
	BFA_TRUNK_LINK_STATE_DN_LINKDN = 2,	/* physical link down */
	BFA_TRUNK_LINK_STATE_DN_GRP_MIS = 3,	/* trunk group different */
	BFA_TRUNK_LINK_STATE_DN_SPD_MIS = 4,	/* speed mismatch */
	BFA_TRUNK_LINK_STATE_DN_MODE_MIS = 5,	/* remote port not trunked */
};

#define BFA_TRUNK_MAX_PORTS	2
struct bfa_trunk_link_attr_s {
	wwn_t    trunk_wwn;
	enum bfa_trunk_link_fctl fctl;
	enum bfa_trunk_link_state link_state;
	enum bfa_port_speed	speed;
	u32 deskew;
};

struct bfa_trunk_attr_s {
	enum bfa_trunk_state	state;
	enum bfa_port_speed	speed;
	u32		port_id;
	u32		rsvd;
	struct bfa_trunk_link_attr_s link_attr[BFA_TRUNK_MAX_PORTS];
};

struct bfa_rport_hal_stats_s {
	u32        sm_un_cr;	    /*  uninit: create events      */
	u32        sm_un_unexp;	    /*  uninit: exception events   */
	u32        sm_cr_on;	    /*  created: online events     */
	u32        sm_cr_del;	    /*  created: delete events     */
	u32        sm_cr_hwf;	    /*  created: IOC down          */
	u32        sm_cr_unexp;	    /*  created: exception events  */
	u32        sm_fwc_rsp;	    /*  fw create: f/w responses   */
	u32        sm_fwc_del;	    /*  fw create: delete events   */
	u32        sm_fwc_off;	    /*  fw create: offline events  */
	u32        sm_fwc_hwf;	    /*  fw create: IOC down        */
	u32        sm_fwc_unexp;	    /*  fw create: exception events*/
	u32        sm_on_off;	    /*  online: offline events     */
	u32        sm_on_del;	    /*  online: delete events      */
	u32        sm_on_hwf;	    /*  online: IOC down events    */
	u32        sm_on_unexp;	    /*  online: exception events   */
	u32        sm_fwd_rsp;	    /*  fw delete: fw responses    */
	u32        sm_fwd_del;	    /*  fw delete: delete events   */
	u32        sm_fwd_hwf;	    /*  fw delete: IOC down events */
	u32        sm_fwd_unexp;	    /*  fw delete: exception events*/
	u32        sm_off_del;	    /*  offline: delete events     */
	u32        sm_off_on;	    /*  offline: online events     */
	u32        sm_off_hwf;	    /*  offline: IOC down events   */
	u32        sm_off_unexp;	    /*  offline: exception events  */
	u32        sm_del_fwrsp;	    /*  delete: fw responses       */
	u32        sm_del_hwf;	    /*  delete: IOC down events    */
	u32        sm_del_unexp;	    /*  delete: exception events   */
	u32        sm_delp_fwrsp;	    /*  delete pend: fw responses  */
	u32        sm_delp_hwf;	    /*  delete pend: IOC downs     */
	u32        sm_delp_unexp;	    /*  delete pend: exceptions    */
	u32        sm_offp_fwrsp;	    /*  off-pending: fw responses  */
	u32        sm_offp_del;	    /*  off-pending: deletes       */
	u32        sm_offp_hwf;	    /*  off-pending: IOC downs     */
	u32        sm_offp_unexp;	    /*  off-pending: exceptions    */
	u32        sm_iocd_off;	    /*  IOC down: offline events   */
	u32        sm_iocd_del;	    /*  IOC down: delete events    */
	u32        sm_iocd_on;	    /*  IOC down: online events    */
	u32        sm_iocd_unexp;	    /*  IOC down: exceptions       */
	u32        rsvd;
};
#pragma pack(1)
/*
 *  Rport's QoS attributes
 */
struct bfa_rport_qos_attr_s {
	u8			qos_priority;  /*  rport's QoS priority   */
	u8			rsvd[3];
	u32	       qos_flow_id;	  /*  QoS flow Id	 */
};
#pragma pack()

#define BFA_IOBUCKET_MAX 14

struct bfa_itnim_latency_s {
	u32 min[BFA_IOBUCKET_MAX];
	u32 max[BFA_IOBUCKET_MAX];
	u32 count[BFA_IOBUCKET_MAX];
	u32 avg[BFA_IOBUCKET_MAX];
};

struct bfa_itnim_ioprofile_s {
	u32 clock_res_mul;
	u32 clock_res_div;
	u32 index;
	u32 io_profile_start_time;	/*  IO profile start time	*/
	u32 iocomps[BFA_IOBUCKET_MAX];	/*  IO completed	*/
	struct bfa_itnim_latency_s io_latency;
};

/*
 * FC physical port statistics.
 */
struct bfa_port_fc_stats_s {
	u64     secs_reset;     /*  Seconds since stats is reset */
	u64     tx_frames;      /*  Tx frames                   */
	u64     tx_words;       /*  Tx words                    */
	u64     tx_lip;         /*  Tx LIP                      */
	u64     tx_nos;         /*  Tx NOS                      */
	u64     tx_ols;         /*  Tx OLS                      */
	u64     tx_lr;          /*  Tx LR                       */
	u64     tx_lrr;         /*  Tx LRR                      */
	u64     rx_frames;      /*  Rx frames                   */
	u64     rx_words;       /*  Rx words                    */
	u64     lip_count;      /*  Rx LIP                      */
	u64     nos_count;      /*  Rx NOS                      */
	u64     ols_count;      /*  Rx OLS                      */
	u64     lr_count;       /*  Rx LR                       */
	u64     lrr_count;      /*  Rx LRR                      */
	u64     invalid_crcs;   /*  Rx CRC err frames           */
	u64     invalid_crc_gd_eof; /*  Rx CRC err good EOF frames */
	u64     undersized_frm; /*  Rx undersized frames        */
	u64     oversized_frm;  /*  Rx oversized frames */
	u64     bad_eof_frm;    /*  Rx frames with bad EOF      */
	u64     error_frames;   /*  Errored frames              */
	u64     dropped_frames; /*  Dropped frames              */
	u64     link_failures;  /*  Link Failure (LF) count     */
	u64     loss_of_syncs;  /*  Loss of sync count          */
	u64     loss_of_signals; /*  Loss of signal count       */
	u64     primseq_errs;   /*  Primitive sequence protocol err. */
	u64     bad_os_count;   /*  Invalid ordered sets        */
	u64     err_enc_out;    /*  Encoding err nonframe_8b10b */
	u64     err_enc;        /*  Encoding err frame_8b10b    */
};

/*
 * Eth Physical Port statistics.
 */
struct bfa_port_eth_stats_s {
	u64     secs_reset;     /*  Seconds since stats is reset */
	u64     frame_64;       /*  Frames 64 bytes             */
	u64     frame_65_127;   /*  Frames 65-127 bytes */
	u64     frame_128_255;  /*  Frames 128-255 bytes        */
	u64     frame_256_511;  /*  Frames 256-511 bytes        */
	u64     frame_512_1023; /*  Frames 512-1023 bytes       */
	u64     frame_1024_1518; /*  Frames 1024-1518 bytes     */
	u64     frame_1519_1522; /*  Frames 1519-1522 bytes     */
	u64     tx_bytes;       /*  Tx bytes                    */
	u64     tx_packets;      /*  Tx packets         */
	u64     tx_mcast_packets; /*  Tx multicast packets      */
	u64     tx_bcast_packets; /*  Tx broadcast packets      */
	u64     tx_control_frame; /*  Tx control frame          */
	u64     tx_drop;        /*  Tx drops                    */
	u64     tx_jabber;      /*  Tx jabber                   */
	u64     tx_fcs_error;   /*  Tx FCS errors               */
	u64     tx_fragments;   /*  Tx fragments                */
	u64     rx_bytes;       /*  Rx bytes                    */
	u64     rx_packets;     /*  Rx packets                  */
	u64     rx_mcast_packets; /*  Rx multicast packets      */
	u64     rx_bcast_packets; /*  Rx broadcast packets      */
	u64     rx_control_frames; /*  Rx control frames        */
	u64     rx_unknown_opcode; /*  Rx unknown opcode        */
	u64     rx_drop;        /*  Rx drops                    */
	u64     rx_jabber;      /*  Rx jabber                   */
	u64     rx_fcs_error;   /*  Rx FCS errors               */
	u64     rx_alignment_error; /*  Rx alignment errors     */
	u64     rx_frame_length_error; /*  Rx frame len errors  */
	u64     rx_code_error;  /*  Rx code errors              */
	u64     rx_fragments;   /*  Rx fragments                */
	u64     rx_pause;       /*  Rx pause                    */
	u64     rx_zero_pause;  /*  Rx zero pause               */
	u64     tx_pause;       /*  Tx pause                    */
	u64     tx_zero_pause;  /*  Tx zero pause               */
	u64     rx_fcoe_pause;  /*  Rx FCoE pause               */
	u64     rx_fcoe_zero_pause; /*  Rx FCoE zero pause      */
	u64     tx_fcoe_pause;  /*  Tx FCoE pause               */
	u64     tx_fcoe_zero_pause; /*  Tx FCoE zero pause      */
	u64     rx_iscsi_pause; /*  Rx iSCSI pause              */
	u64     rx_iscsi_zero_pause; /*  Rx iSCSI zero pause    */
	u64     tx_iscsi_pause; /*  Tx iSCSI pause              */
	u64     tx_iscsi_zero_pause; /*  Tx iSCSI zero pause    */
};

/*
 *              Port statistics.
 */
union bfa_port_stats_u {
	struct bfa_port_fc_stats_s      fc;
	struct bfa_port_eth_stats_s     eth;
};

#endif /* __BFA_DEFS_SVC_H__ */